Part comparison

Arduino Motor Shield Rev3 vs Pololu G2 High-Power Motor Driver 24v21

A side-by-side comparison of source-backed specifications within the same subcategory.

10 shared specs2 scored

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ArduinoArduino Motor Shield Rev3A000079

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PololuPololu G2 High-Power Motor Driver 24v212995

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Directional spec summary

Counts across 2 numeric specifications with a clear higher-or-lower direction.

Part A leads

Tied

Part B leads

These are metric-by-metric differences, not an overall performance score. Check the values below.

Specifications

10 specifications compared side by side.

Arduino Motor Shield Rev3 / Pololu G2 High-Power Motor Driver 24v21
Compare bySpecification	AArduinoArduino Motor Shield Rev3	BPololuPololu G2 High-Power Motor Driver 24v21
Electrical3
Minimum input voltageUse-dependent	5 V	6.5 V
Maximum input voltageUse-dependent	12 V	40 V
Continuous output current / channel	2 A	21 A19 A higher
Control & communication7
Board kind	Motor driver	Motor driver
Board architecture	Standalone board	Standalone board
Primary applicationUse-dependent	motor_driver;robotics	motor_driver;brushed_dc;high_power;robotics
SDK available	Yes	Yes
Firmware updatable	Yes	Yes
Motor driveUse-dependent	Multi mode	Brushed DC
Motor channels	21 higher	1

AArduinoArduino Motor Shield Rev3

BPololuPololu G2 High-Power Motor Driver 24v21

Electrical3

Minimum input voltageUse-dependent

Part A5 V

Part B6.5 V

Maximum input voltageUse-dependent

Part A12 V

Part B40 V

Continuous output current / channel

Part A2 A

Part B21 A19 A higher

Control & communication7

Board kind

Part AMotor driver

Part BMotor driver

Board architecture

Part AStandalone board

Part BStandalone board

Primary applicationUse-dependent

Part Amotor_driver;robotics

Part Bmotor_driver;brushed_dc;high_power;robotics

SDK available

Part AYes

Part BYes

Firmware updatable

Part AYes

Part BYes

Motor driveUse-dependent

Part AMulti mode

Part BBrushed DC

Motor channels

Part A21 higher

Part B1

Product sources

Product sources used by this comparison

Arduino Motor Shield Rev3Open source ↗

Pololu G2 High-Power Motor Driver 24v21Open source ↗